java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-invgen/nested9_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-10 23:54:23,778 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-10 23:54:23,780 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-10 23:54:23,797 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-10 23:54:23,797 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-10 23:54:23,799 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-10 23:54:23,800 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-10 23:54:23,802 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-10 23:54:23,803 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-10 23:54:23,804 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-10 23:54:23,805 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-10 23:54:23,805 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-10 23:54:23,806 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-10 23:54:23,807 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-10 23:54:23,808 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-10 23:54:23,809 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-10 23:54:23,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-10 23:54:23,812 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-10 23:54:23,814 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-10 23:54:23,815 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-10 23:54:23,816 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-10 23:54:23,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-10 23:54:23,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-10 23:54:23,828 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-10 23:54:23,855 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-10 23:54:23,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-10 23:54:23,857 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-10 23:54:23,857 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-10 23:54:23,857 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-10 23:54:23,857 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-10 23:54:23,858 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-10 23:54:23,858 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-10 23:54:23,858 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-10 23:54:23,858 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-10 23:54:23,859 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-10 23:54:23,859 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-10 23:54:23,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-10 23:54:23,860 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-10 23:54:23,860 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-10 23:54:23,861 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-10 23:54:23,861 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-10 23:54:23,861 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-10 23:54:23,861 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-10 23:54:23,862 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-10 23:54:23,863 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-10 23:54:23,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-10 23:54:23,863 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-10 23:54:23,863 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-10 23:54:23,863 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-10 23:54:23,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-10 23:54:23,864 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-10 23:54:23,864 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-10 23:54:23,864 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-10 23:54:23,865 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-10 23:54:23,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-10 23:54:23,865 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-10 23:54:23,865 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-10 23:54:23,865 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-10 23:54:23,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-10 23:54:23,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-10 23:54:23,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-10 23:54:23,949 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-10 23:54:23,949 INFO L276 PluginConnector]: CDTParser initialized [2018-09-10 23:54:23,950 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/nested9_true-unreach-call_true-termination.i [2018-09-10 23:54:24,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d9fbe0b/5f436aa4960f4e358d05454700855cf6/FLAG49720fe56 [2018-09-10 23:54:24,473 INFO L276 CDTParser]: Found 1 translation units. [2018-09-10 23:54:24,474 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/nested9_true-unreach-call_true-termination.i [2018-09-10 23:54:24,481 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d9fbe0b/5f436aa4960f4e358d05454700855cf6/FLAG49720fe56 [2018-09-10 23:54:24,498 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d9fbe0b/5f436aa4960f4e358d05454700855cf6 [2018-09-10 23:54:24,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-10 23:54:24,513 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-10 23:54:24,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-10 23:54:24,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-10 23:54:24,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-10 23:54:24,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@675adf3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24, skipping insertion in model container [2018-09-10 23:54:24,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,692 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-10 23:54:24,738 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 23:54:24,756 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-10 23:54:24,765 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 23:54:24,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24 WrapperNode [2018-09-10 23:54:24,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-10 23:54:24,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-10 23:54:24,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-10 23:54:24,784 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-10 23:54:24,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-10 23:54:24,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-10 23:54:24,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-10 23:54:24,808 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-10 23:54:24,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... [2018-09-10 23:54:24,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-10 23:54:24,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-10 23:54:24,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-10 23:54:24,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-10 23:54:24,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:54:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-10 23:54:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-10 23:54:24,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-10 23:54:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-10 23:54:24,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-10 23:54:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-10 23:54:24,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-10 23:54:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_invgen_nested__true_unreach_call_true_termination_i____VERIFIER_assert [2018-09-10 23:54:24,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_invgen_nested__true_unreach_call_true_termination_i____VERIFIER_assert [2018-09-10 23:54:25,372 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-10 23:54:25,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:54:25 BoogieIcfgContainer [2018-09-10 23:54:25,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-10 23:54:25,374 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-10 23:54:25,375 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-10 23:54:25,376 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-10 23:54:25,377 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:54:25" (1/1) ... [2018-09-10 23:54:25,430 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-10 23:54:25,899 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-10 23:54:25,922 INFO L272 AbstractInterpreter]: Visited 42 different actions 668 times. Merged at 14 different actions 245 times. Widened at 5 different actions 49 times. Found 67 fixpoints after 9 different actions. Largest state had 15 variables. [2018-09-10 23:54:25,925 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-10 23:54:25,926 INFO L168 Benchmark]: Toolchain (without parser) took 1416.05 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -634.9 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. [2018-09-10 23:54:25,931 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 23:54:25,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-10 23:54:25,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 23:54:25,934 INFO L168 Benchmark]: Boogie Preprocessor took 23.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 23:54:25,936 INFO L168 Benchmark]: RCFGBuilder took 541.93 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -794.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-10 23:54:25,937 INFO L168 Benchmark]: Abstract Interpretation took 551.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 149.4 MB). Peak memory consumption was 149.4 MB. Max. memory is 7.1 GB. [2018-09-10 23:54:25,944 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 23.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 541.93 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -794.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 551.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 149.4 MB). Peak memory consumption was 149.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L10] int __BLAST_NONDET; [L12] int i,j,k,n,l,m; [L13] n = __VERIFIER_nondet_int() [L14] m = __VERIFIER_nondet_int() [L15] l = __VERIFIER_nondet_int() [L16] COND FALSE !(!(-1000000 < n && n < 1000000)) [L17] COND FALSE !(!(-1000000 < m && m < 1000000)) [L18] COND FALSE !(!(-1000000 < l && l < 1000000)) [L19] COND TRUE 3*n<=m+l [L20] i=0 [L20] COND TRUE i